<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button type="primary" size="small" @click="addPermission(1, '0')">
            添加权限
          </el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <el-table border :data="list" row-key="id">
        <el-table-column align="center" label="名称" prop="name" />
        <el-table-column align="center" label="标识" prop="code" />
        <el-table-column align="center" label="描述" prop="description" />
        <el-table-column align="center" label="操作">
          <template v-slot="{ row }">
            <el-button
              v-if="row.type === 1"
              type="text"
              @click="addPermission(2, row.id)"
            >
              添加
            </el-button>
            <el-button type="text" @click="editPermission(row.id)">
              编辑
            </el-button>
            <el-button type="text" @click="delPermission(row.id)">
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!-- 弹层 -->
    <el-dialog
      :visible="showDialog"
      :title="showText"
      label-width="120px"
      @close="btnCancel"
    >
      <el-form ref="permForm" :model="formData" :rules="rules">
        <el-form-item label="名称" prop="name">
          <el-input v-model="formData.name" style="width: 90%" />
        </el-form-item>
        <el-form-item label="标识" prop="code">
          <el-input v-model="formData.code" style="width: 90%" />
        </el-form-item>
        <el-form-item label="描述">
          <el-input v-model="formData.description" style="width: 90%" />
        </el-form-item>
        <el-form-item label="启用">
          <el-switch
            v-model="formData.enVisible"
            active-value="1"
            inactive-value="0"
            style="width: 90%"
          />
        </el-form-item>
      </el-form>
      <el-row slot="footer" type="flex" justify="center">
        <el-col :span="6">
          <el-button type="primary" size="small" @click="btnOk">确定</el-button>
          <el-button size="small" @click="btnCancel">取消</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import { getPermissionList, delPermission, addPermission, getPermissionDetail, updatePermission } from '@/api/permission'
import { tranListToTreeDate } from '@/utils'
export default {
  name: 'Permission',
  components: {},
  props: {},
  data() {
    return {
      list: [],
      showDialog: false,
      formData: {
        name: '', // 名称
        code: '', // 标识
        description: '', // 描述
        type: '', // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: '', // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: '1' // 开启
      },
      rules: {
        name: [{ required: true, message: '权限名称不能为空', trigger: 'blur' }],
        code: [{ required: true, message: '权限标识不能为空', trigger: 'blur' }]
      }
    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '添加'
    }
  },
  watch: {},
  created() {
    this.getPermissionList()
  },
  mounted() { },
  methods: {
    async getPermissionList() {
      this.list = tranListToTreeDate(await getPermissionList(), '0')
    },
    delPermission(id) {
      this.$confirm('确定删除这个权限么？').then(() => {
        return delPermission(id)
      }).then(() => {
        this.$message.success('操作成功')
        this.getPermissionList()
      })
    },
    // 权限中的type属性为 访问权限(标识符 '1') 和 按钮操作权限('2');pid 添加的父级节点的id，根节点为0.
    addPermission(type, pid) {
      this.formData.type = type
      this.formData.pid = pid
      this.showDialog = true
    },
    async editPermission(id) {
      this.formData = await getPermissionDetail(id)
      this.showDialog = true
    },
    btnOk() {
      this.$refs.permForm.validate().then(() => {
        if (this.formData.id) {
          return updatePermission(this.formData)
        } else {
          return addPermission(this.formData)
        }
      }).then(() => {
        this.$message.success('操作成功')
        this.getPermissionList()
        this.showDialog = false
      })
    },
    btnCancel() {
      this.formData = {
        name: '',
        code: '',
        description: '',
        type: '',
        pid: '',
        enVisible: '1'
      }
      this.$refs.permForm.resetFields()
      this.showDialog = false
    }
  }
}
</script>

<style lang="scss" scoped></style>
